-26.23% is the change from 671 to 495
Calculation steps:
[( 495 - 671 ) ÷ 671] x 100 = -26.23%
Formula
Percentage change = [(495 - 671) / 671] x 100
Subtract the new number by the original number
495 - 671 = -176
-176 ÷ 671 = -0.26229508196721313
-0.26229508196721313 x 100 = -26.23%